Alert archive / Idaho / Flash Flood Warnings in 2014
Flash Flood Warning 4, NWS Missoula, MT
NWS Missoula, MT issued this flash flood warning at Aug 13, 2014, 4:33 PM MDT for Lemhi County, Idaho. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 13, 2014, 4:33 PM MDT (22:33 UTC)
- Expired
- Aug 13, 2014, 5:30 PM MDT
- In force
- 57 min
- Issued by
- NWS Missoula, MT
- Area
- Storm-based polygon
- Flood severity
- None
County Lemhi County, ID
The radar
The Missoula radar (KMSX), 188 km from the middle of the area, began a volume at 22:37 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Boise Airport, ID (KBOI), launched 12:00Z, 10.6 hours before the alert went out and 244 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 114 J/kg
- Mixed-layer CIN
- -245 J/kg
- Mixed-layer LCL
- 1811 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
515 WGUS55 KMSO 132233 FFWMSO IDC059-132330- /O.NEW.KMSO.FF.W.0004.140813T2233Z-140813T2330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MISSOULA MT 433 PM MDT WED AUG 13 2014 THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A * FLASH FLOOD WARNING FOR... COLSON CREEK IN THE MUSTANG BURN IN NORTHWESTERN LEMHI COUNTY IN EAST CENTRAL IDAHO... * UNTIL 530 PM MDT. * AT 425 PM MDT...WEATHER SPOTTERS REPORTED A FLASH FLOOD AND DEBRIS FLOW MOVING DOWN COLSON CREEK IN THE MUSTANG BURN AREA. FLASH FLOOD WATERS ARE CARRYING LARGE TREES AND BOULDERS WITH THE WATER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WARNING MEANS THAT FLOODING...MUD AND DEBRIS FLOWS ARE IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. && LAT...LON 4548 11447 4532 11423 4523 11453 4540 11462 $$
1 follow-up statement
525 WGUS75 KMSO 132323 FFSMSO FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 523 PM MDT WED AUG 13 2014 IDC059-132332- /O.EXP.KMSO.FF.W.0004.000000T0000Z-140813T2330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LEMHI ID- 523 PM MDT WED AUG 13 2014 ...THE FLASH FLOOD WARNING FOR COLSON CREEK IN THE MUSTANG BURN AREA IN LEMHI COUNTY WILL BE ALLOWED TO EXPIRE AT 530 PM MDT/430 PM PDT/ FOR NORTHWESTERN LEMHI COUNTY. RAINFALL IN THE AREA HAS SUBSIDED AND NO ADDITIONAL FLASH FLOODING IS EXPECTED AT THIS TIME. LAT...LON 4548 11447 4532 11423 4523 11453 4540 11462 $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 6:26 PM MDT | Flash Flood Warning | MSO | Lemhi | 4 hr |
| Aug 13, 12:03 PM MDT | Flash Flood Watch | MSO | Idaho, Lemhi | 6 hr |
Nearby
Flash Flood Warnings in Idaho, 2014Every flash flood warning in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.